boston's logan airport is closed. 600 flights scheduled for friday have been cancelled out of newark and laguardia. >> secretary of state john kerry is on his 10th visit to the middle east. he will travel to the west bank to meet with mab a palestine president. >> a 648 foot cargo ship is being item fitted with technology in jirgeia to destroy some chemical weapons. it is undergoing work at a shipyard. >> toronto mayor rob ford, who confessed to smoking crack cocaine put his name on the bat ot for the next election. toronto voters will go to the polls in october. those are the headlines "america tonight" is up next on john dominis. -- onaljazeera.com -- at new lows even in chicago, but what's the viral dangerous scene that is playing out on line? >> now somebody goes and sees this and they are looking for him. >> also tonight, a medical mystery so many of the basic things that make one feel like a human being become impossible. >> a debilitating syndrome turning bedrooms into prisons, largely ignored until now. and rocky mountain high? colorado fired up over legal marijuana. but it's